7.23.26 | Terence Tao discusses Jacobian Conjecture counterexample, Bento creates HTML PowerPoint, John C Dvorak passes away

Hacker News Highlights · Jul 23, 2026 · 12m

This is a recap of the top 10 posts on Hacker News on Jul 23, 2026.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

(00:00) - Intro

(00:17) - Terence Tao's ChatGPT conversation about the Jacobian Conjecture counterexample

(01:37) - Show HN: Bento - An entire PowerPoint in one HTML file (edit+view+data+collab)

(03:03) - John C. Dvorak has died

(03:41) - Are AI labs pelicanmaxxing?

(05:09) - So Reddit has decided that plain HTML is unsafe

(06:32) - The startup's Postgres survival guide

(07:48) - Everyone should know SIMD

(09:20) - Making

(10:46) -…